#include <gmpxx.h>
#include <stdio.h>

int main()
{
        mpz_t a,b,c;
        mpz_init(a);
        mpz_init(b);
        mpz_init(c);
	printf("please enter a big num:");
        gmp_scanf("%Zd", a);
	printf("\n");
	printf("please enter another big num:");
	gmp_scanf("%Zd", b);
        mpz_add(c,a,b);
	printf("\n");
        gmp_printf("c= %Zd\n",c);
        return 0;
}


